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 * Copyright (c) 2015 Typelevel
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 * the Software, and to permit persons to whom the Software is furnished to do so,
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 *
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package cats
package data

/**
 * Helper trait for `newtype`s. These allow you to create a zero-allocation wrapper around a specific type.
 * Similar to `AnyVal` value classes, but never have any runtime overhead.
 * It's copied from the newtypes lib by @alexknvl
 * For more detail see https://github.com/alexknvl/newtypes
 */
private[data] trait Newtype { self =>
  private[data] type Base
  private[data] trait Tag extends Any
  type Type[A] <: Base & Tag
}
